He enjoyed the outdoors, and spent many hours in the mountains behind his family's home, observing birds of prey.

He soon moved to Kentucky, where his passion for observing and drawing birds flourished.

White believed in observing birds rather than collecting specimens.

He observed, but did not collect, other rare birds such as the red kite.

It is a great place to observe butterflies, birds, plants and reptiles.

His reduced ability to observe mammals and birds led him to concentrate on insects.

He traveled throughout the world to observe birds and notated their songs.

Leopold's love of nature developed at a young age, as he enjoyed such activities as observing birds along the river.

On an earlier visit these children had closely observed nesting birds taking food to their young.

I am quite delighted to hear that you are observing coloured birds (435/4.